M&T Bank’s Rambus RMBS Stock Holding History

M&T Bank’s Portfolio RMBS Stock Details RMBS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$570K	Buy	6,631 +1,398	+27%	+$140K	﹤0.01%	1055
2025 Q4	$481K	Buy	5,233 +272	+5%	+$26.8K	﹤0.01%	1144
2025 Q3	$517K	Sell	4,961 -21	-0.4%	-$1.62K	﹤0.01%	975
2025 Q2	$319K	Buy	4,982 +104	+2%	+$5.57K	﹤0.01%	1251
2025 Q1	$253K	Buy	4,878 +466	+11%	+$27.4K	﹤0.01%	1323
2024 Q4	$233K	Buy	+4,412	New	+$225K	﹤0.01%	1476
2024 Q2	–	Sell	-8,208	Closed	-$507K	–	1635
2024 Q1	$507K	Sell	8,208 -1,158	-12%	-$73.3K	﹤0.01%	1142
2023 Q4	$639K	Buy	+9,366	New	+$583K	﹤0.01%	1032
2015 Q2	–	Sell	-10,468	Closed	-$132K	–	2180
2015 Q1	$132K	Sell	10,468 -382	-4%	-$4.49K	﹤0.01%	1825
2014 Q4	$121K	Sell	10,850 -3,080	-22%	-$34.9K	﹤0.01%	1851
2014 Q3	$175K	Buy	+13,930	New	+$176K	﹤0.01%	1923

Other funds holding RMBS

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

EIG

EdgePoint Investment Group Toronto, Ontario, Canada $12.5B AUM 31.7% 1-Year Est. Return

M&T Bank's RMBS Position: Q1 2026 in Review

M&T Bank increased its Rambus (RMBS) stake by 27% in Q1 2026, buying an estimated $140K and bringing the position to 6,631 shares worth $570K. The position accounts for ﹤0.01% of the portfolio, ranked #1055.

M&T Bank first reported a position in RMBS in Q3 2014 and has held it in 11 quarters since. The position peaked at $639K in Q4 2023. 553 funds tracked by Wall St. Rank hold RMBS as of Q1 2026.

M&T Bank held 6,631 shares of Rambus worth $570K as of Q1 2026.
M&T Bank bought 1,398 Rambus shares in Q1 2026, an estimated $140K.
Rambus made up ﹤0.01% of M&T Bank's portfolio in Q1 2026, its #1055 holding.
M&T Bank first reported a position in Rambus in Q3 2014 and has held it in 11 quarters since.
M&T Bank's Rambus position peaked at $639K in Q4 2023.
553 funds tracked by Wall St. Rank held Rambus as of Q1 2026.

Based on M&T Bank's 13F filing for Q1 2026, filed 12 May 2026.